1020001101122 has 8 divisors (see below), whose sum is σ = 1532497577916. Its totient is φ = 509168575152.

The previous prime is 1020001101113. The next prime is 1020001101143. The reversal of 1020001101122 is 2211011000201.

It can be written as a sum of positive squares in 2 ways, for example, as 725237888881 + 294763212241 = 851609^2 + 542921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415986173 + ... + 415988624.

Almost surely, 2^{1020001101122} is an apocalyptic number.

1020001101122 is a deficient number, since it is larger than the sum of its proper divisors (512496476794).

1020001101122 is an equidigital number, since it uses as much as digits as its factorization.

1020001101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831975412.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1020001101122 its reverse (2211011000201), we get a palindrome (3231012101323).

The spelling of 1020001101122 in words is "one trillion, twenty billion, one million, one hundred one thousand, one hundred twenty-two".