101211219974 has 16 divisors (see below), whose sum is σ = 152093747520. Its totient is φ = 50513386560.

The previous prime is 101211219971. The next prime is 101211220003. The reversal of 101211219974 is 479912112101.

It is a super-2 number, since 2×101211219974² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211219971) 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, 2584202 + ... + 2623074.

It is an arithmetic number, because the mean of its divisors is an integer number (9505859220).

Almost surely, 2^101211219974 is an apocalyptic number.

101211219974 is a deficient number, since it is larger than the sum of its proper divisors (50882527546).

101211219974 is a wasteful number, since it uses less digits than its factorization.

101211219974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41215.

The product of its (nonzero) digits is 9072, while the sum is 38.

The spelling of 101211219974 in words is "one hundred one billion, two hundred eleven million, two hundred nineteen thousand, nine hundred seventy-four".