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122331030 = 2354077701
BaseRepresentation
bin1110100101010…
…01111110010110
322112012001121220
413102221332112
5222304043110
620045551210
73013540143
oct722517626
9275161556
10122331030
1163064128
1234b75506
131c461c33
14123653ca
15ab16370
hex74a9f96

122331030 has 16 divisors (see below), whose sum is σ = 293594544. Its totient is φ = 32621600.

The previous prime is 122330993. The next prime is 122331037. The reversal of 122331030 is 30133221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122331037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2038821 + ... + 2038880.

It is an arithmetic number, because the mean of its divisors is an integer number (18349659).

Almost surely, 2122331030 is an apocalyptic number.

122331030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122331030 is an abundant number, since it is smaller than the sum of its proper divisors (171263514).

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

122331030 is a wasteful number, since it uses less digits than its factorization.

122331030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4077711.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 122331030 is about 11060.3358900171. The cubic root of 122331030 is about 496.4157409023.

Adding to 122331030 its reverse (30133221), we get a palindrome (152464251).

The spelling of 122331030 in words is "one hundred twenty-two million, three hundred thirty-one thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 4077701 8155402 12233103 20388505 24466206 40777010 61165515 122331030