1211020012022 has 16 divisors (see below), whose sum is σ = 1818026806752. Its totient is φ = 605011200960.

The previous prime is 1211020012019. The next prime is 1211020012031. The reversal of 1211020012022 is 2202100201121.

It is a junction number, because it is equal to n+sod(n) for n = 1211020011988 and 1211020012006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22789748 + ... + 22842824.

It is an arithmetic number, because the mean of its divisors is an integer number (113626675422).

Almost surely, 2^{1211020012022} is an apocalyptic number.

1211020012022 is a deficient number, since it is larger than the sum of its proper divisors (607006794730).

1211020012022 is a wasteful number, since it uses less digits than its factorization.

1211020012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62263.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1211020012022 its reverse (2202100201121), we get a palindrome (3413120213143).

The spelling of 1211020012022 in words is "one trillion, two hundred eleven billion, twenty million, twelve thousand, twenty-two".