1021010101122 has 64 divisors (see below), whose sum is σ = 2235087106560. Its totient is φ = 308365833600.

The previous prime is 1021010101099. The next prime is 1021010101123. The reversal of 1021010101122 is 2211010101201.

It is a junction number, because it is equal to n+sod(n) for n = 1021010101098 and 1021010101107.

It is not an unprimeable number, because it can be changed into a prime (1021010101123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103304793 + ... + 103314675.

It is an arithmetic number, because the mean of its divisors is an integer number (34923236040).

Almost surely, 2^{1021010101122} is an apocalyptic number.

1021010101122 is an abundant number, since it is smaller than the sum of its proper divisors (1214077005438).

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

1021010101122 is a wasteful number, since it uses less digits than its factorization.

1021010101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14959.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1021010101122 its reverse (2211010101201), we get a palindrome (3232020202323).

The spelling of 1021010101122 in words is "one trillion, twenty-one billion, ten million, one hundred one thousand, one hundred twenty-two".