1021102122 has 64 divisors (see below), whose sum is σ = 2159136000. Its totient is φ = 321484800.

The previous prime is 1021102111. The next prime is 1021102133. The reversal of 1021102122 is 2212011201.

1021102122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1021102111) and next prime (1021102133).

It is a junction number, because it is equal to n+sod(n) for n = 1021102098 and 1021102107.

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, 1704379 + ... + 1704977.

It is an arithmetic number, because the mean of its divisors is an integer number (33736500).

Almost surely, 2^1021102122 is an apocalyptic number.

1021102122 is an abundant number, since it is smaller than the sum of its proper divisors (1138033878).

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

1021102122 is a wasteful number, since it uses less digits than its factorization.

1021102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1021102122 is about 31954.6885761699. The cubic root of 1021102122 is about 1006.9851349499.

Adding to 1021102122 its reverse (2212011201), we get a palindrome (3233113323).

The spelling of 1021102122 in words is "one billion, twenty-one million, one hundred two thousand, one hundred twenty-two".