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1023133031232 = 263134321145179
BaseRepresentation
bin11101110001101110111…
…10110001101101000000
310121210212220022011121120
432320313132301231000
5113230334023444412
62102004255352240
7133630122162534
oct16706736615500
93553786264546
101023133031232
113649a9a17724
12146359222680
1375633a950c0
143773c883bc4
151b9325a2b8c
hexee377b1b40

1023133031232 has 224 divisors, whose sum is σ = 2997274452480. Its totient is φ = 306024929280.

The previous prime is 1023133031213. The next prime is 1023133031317. The reversal of 1023133031232 is 2321303313201.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22623619 + ... + 22668797.

It is an arithmetic number, because the mean of its divisors is an integer number (13380689520).

Almost surely, 21023133031232 is an apocalyptic number.

1023133031232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023133031232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1498637226240).

1023133031232 is an abundant number, since it is smaller than the sum of its proper divisors (1974141421248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023133031232 is a wasteful number, since it uses less digits than its factorization.

1023133031232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45461 (or 45451 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1023133031232 its reverse (2321303313201), we get a palindrome (3344436344433).

The spelling of 1023133031232 in words is "one trillion, twenty-three billion, one hundred thirty-three million, thirty-one thousand, two hundred thirty-two".