121211011012022 has 16 divisors (see below), whose sum is σ = 188386796785680. Its totient is φ = 58454174799072.

The previous prime is 121211011011931. The next prime is 121211011012027. The reversal of 121211011012022 is 220210110112121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121211011012027) 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, 9690672593 + ... + 9690685100.

It is an arithmetic number, because the mean of its divisors is an integer number (11774174799105).

Almost surely, 2^{121211011012022} is an apocalyptic number.

121211011012022 is a deficient number, since it is larger than the sum of its proper divisors (67175785773658).

121211011012022 is a wasteful number, since it uses less digits than its factorization.

121211011012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19381357807.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121211011012022 its reverse (220210110112121), we get a palindrome (341421121124143).

The spelling of 121211011012022 in words is "one hundred twenty-one trillion, two hundred eleven billion, eleven million, twelve thousand, twenty-two".