121202211012022 has 16 divisors (see below), whose sum is σ = 207788131775232. Its totient is φ = 51940576495080.

The previous prime is 121202211011983. The next prime is 121202211012121. The reversal of 121202211012022 is 220210112202121.

It is a super-2 number, since 2×121202211012022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268785378 + ... + 269235925.

It is an arithmetic number, because the mean of its divisors is an integer number (12986758235952).

Almost surely, 2^{121202211012022} is an apocalyptic number.

121202211012022 is a deficient number, since it is larger than the sum of its proper divisors (86585920763210).

121202211012022 is a wasteful number, since it uses less digits than its factorization.

121202211012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538037403.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 121202211012022 its reverse (220210112202121), we get a palindrome (341412323214143).

The spelling of 121202211012022 in words is "one hundred twenty-one trillion, two hundred two billion, two hundred eleven million, twelve thousand, twenty-two".